This is the universal genetic code that all living things are based off of
What is DNA
100
The way a scientific study begins
with obeservation
100
This is a positively charged atom.
What is a proton
100
Carbohydrate
What is Carbon.
100
A process that changes one set of chemicals into another.
What is a chemical reaction.
200
Asexual and Sexual are examples of this type of characteristic.
What is the ability to reproduce.
200
This is a possible explanation for a set of observations or a possible answer to a scientific question.
What is a hypothesis
200
Two or more atoms are joined together to formed an _________.
What is an isotope.
200
Polar Molecule
What is water
200
Sources of energy in plants.
What is sunlight
300
This is the ability to maintain a stable internal environment. Ex: fever when sick, sweat when hot, etc...
What is homeostasis.
300
Explain what a controlled experiment is
What is an experiment where only one variable is changed.
300
Two or more elements forming a new substance
What is a chemical compound.
300
Suspensions and Solutions
What is water
300
Energy that is needed to begin a reaction
What is activation energy
400
All living things are made of these.
What are cells.
400
A good experiment should have an experimental group and a _________________.
What is a control group.
400
True or False: Elements have the same number of protons as they do electrons.
True
400
Fats, oils, and waxes...
What is carbon, lipids
400
A substance that is needed to speed up a reaction
What is a catalyst
500
List all the characteristics of living things:
1. DNA
2. Grow and Develop
3. Respond to their environment
4. Reproduce
5. Maintain a stable internal environment
6. Use and make energy
7. Made of cells.
8. As a group, they evolve.
500
The scientific method is a never ending process. True or False